Finding the Fourth Proportional to 252,236.25, 347,889.11 and 161,600.63
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Solution
The fourth proportional to 252,236.25, 347,889.11 and 161,600.63 is: 222,882.70
Step by Step Solution
- Step 1: Write the proportion equation
252,236.25 : 347,889.11 = 161,600.63 : x - Step 2: Convert to fraction form
252,236.25/347,889.11 = 161,600.63/x - Step 3: Cross multiply
252,236.25x = 347,889.11 × 161,600.63 - Step 4: Simplify right side
252,236.25x = 56,219,096,798.69 - Step 5: Solve for x
x = 56,219,096,798.69/252,236.25 - Step 6: Final answer
x = 222,882.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.